17978415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13171}}^1$

素因数の和:13199

約数の個数: 32

約数和(自身を含む): 35406336

約数和(自身を除く): 17427921

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 13171, 39513, 65855, 92197, 171223, 197565, 276591, 460985, 513669, 856115, 1198561, 1382955, 2568345, 3595683, 5992805, 17978415]

約数ペア:

[(1, 17978415), (3, 5992805), (5, 3595683), (7, 2568345), (13, 1382955), (15, 1198561), (21, 856115), (35, 513669), (39, 460985), (65, 276591), (91, 197565), (105, 171223), (195, 92197), (273, 65855), (455, 39513), (1365, 13171)]